125750138 has 8 divisors (see below), whose sum is σ = 188958420. Its totient is φ = 62764000.

The previous prime is 125750111. The next prime is 125750221. The reversal of 125750138 is 831057521.

It can be written as a sum of positive squares in 2 ways, for example, as 125731369 + 18769 = 11213^2 + 137^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54113 + ... + 56388.

Almost surely, 2^125750138 is an apocalyptic number.

125750138 is a deficient number, since it is larger than the sum of its proper divisors (63208282).

125750138 is a wasteful number, since it uses less digits than its factorization.

125750138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111072.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 125750138 is about 11213.8368991171. The cubic root of 125750138 is about 500.9981899077.

The spelling of 125750138 in words is "one hundred twenty-five million, seven hundred fifty thousand, one hundred thirty-eight".